The Commission shall be empowered to adopt delegated acts in accordance with Article 22 in order to:
update Article 2(1) and point 6 of Annex IV as appropriate in order to take account of changes to the vehicle categories stemming from amendments to the legislation referred to in that Article, without affecting the scope of this Directive;
update point 2 of Annex II in respect of methods in the event that more efficient and effective test methods become available, without extending the list of items to be tested;
adapt point 2 of Annex II, following a positive assessment of the costs and benefits involved, in respect of the list of test items, methods, reasons for failure and assessment of deficiencies in the event of a modification of mandatory requirements relevant for type-approval in Union safety or environmental legislation.